Status:

COMPLETED

A Multicenter Study to Assess Response to Influenza Vaccine in Multiple Sclerosis Participants Treated With Ofatumumab

Lead Sponsor:

Novartis Pharmaceuticals

Conditions:

Relapsing Multiple Sclerosis

Eligibility:

All Genders

18-55 years

Phase:

PHASE4

Brief Summary

To assess whether participants treated with ofatumumab 20 mg subcutaneous (s.c.) administered once every 4 weeks (q4) can mount an adequate immune response to inactivated influenza vaccine as measured...

Detailed Description

Vaccinations against influenza are an important part of effective management of multiple sclerosis (MS). Ofatumumab is a human anti-CD20 monoclonal antibody (mAb) which depletes B-cells, a component ...

Eligibility Criteria

Inclusion

  • Signed informed consent must be obtained prior to participation in the study
  • Age 18-55 years old
  • Diagnosis of relapsing MS by 2017 revised McDonald criteria
  • Must be willing to comply with the study schedule
  • Planning to receive a 2020-2021, 2021-2022, or 2022-2023 inactivated influenza vaccine
  • Planning to start treatment with ofatumumab or already on commercially prescribed ofatumumab for at least 2 weeks prior to the screening visit
  • Participants in Cohort 3 must fulfill criteria 1-5 above in addition to the following:
  • Participant must currently be receiving iDMT

Exclusion

  • Already has received the 2020-2021, 2021-2022, or 2022-2023 season influenza vaccine
  • Known hypersensitivity to any component of the influenza vaccine
  • Any safety finding including low IgG and/or low IgM levels requiring an ofatumumab treatment interruption within the 12 weeks immediately prior to Week 0
  • Any major episode of infection requiring hospitalization or treatment with intravenous antibiotics within 4 weeks prior to or oral antibiotics within two weeks prior to Week 0
  • Known clinical diagnosis of influenza infection during the 2020-2021 influenza season prior to starting the study based on investigator's or subject's personal physician's judgement (laboratory report of confirmed influenza infection is not required)
  • Prior treatment with B-cell targeted therapies (e.g., rituximab or ocrelizumab), lymphocyte-trafficking blockers, alemtuzumab, anti-CD4, cladribine, cyclophosphamide, mitoxantrone, azathioprine, mycophenolate mofetil, cyclosporine, methotrexate, total body irradiation, bone marrow transplantation. Treatment with a natalizumab within 6 months of week 0
  • Treatment with an S1P modulator within 60 days prior to Week 0
  • Participants with any known active systemic bacterial, fungal or viral or fungal infections (such as hepatitis, progressive multifocal leukocencephalopathy, COVID-19 or HIV), or known to have acquired immunodeficiency syndrome (AIDS)
  • Participation in another interventional clinical trial within 14 days prior to the screening visit
  • Pregnant or nursing (lactating) women, where pregnancy is defined as the state of a female after conception and until the termination of gestation, confirmed by a positive hCG laboratory test
  • Women of child-bearing potential
  • Patients with a history of Guillain-Barre syndrome within 6 weeks of receiving the influenza vaccination.

Key Trial Info

Start Date :

January 14 2021

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

July 6 2023

Estimated Enrollment :

63 Patients enrolled

Trial Details

Trial ID

NCT04667117

Start Date

January 14 2021

End Date

July 6 2023

Last Update

October 9 2024

Active Locations (3)

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Page 1 of 1 (3 locations)

1

Hope Research Institute Center Neurology and Spine

Phoenix, Arizona, United States, 85018

2

Infinity Clinical Research LLC

Hollywood, Florida, United States, 33024

3

The MS Center for Innovation in Care

St Louis, Missouri, United States, 63131